Kenneth S. answered • 01/03/17
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Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018
Use the distributive property! Then combine like terms (i.e. add up all terms involving x to get one term, and add up all terms involving x2, thus getting the final answer (two terms).
Remember that a negative times a negative is a positive, etc. YOU CAN DO THIS!
Andrew M.
Forgive the typo:
(-)(-) = + ... negative*negative = positive
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01/04/17
Andrew M.
-3x(x-4)-2x(x+3)
= -3x(x) - 3x(-4) -2x(x) - 2x(3)
As you multiply those out,
Same signs multiply to positive;
Opposite signs multiply to negative
+(+) = +
-(-) = -
(-)(+) = -
(+(-) = -
01/04/17